diff --git a/easystacks/software.eessi.io/2023.06/eessi-2023.06-eb-5.1.1-2023a.yml b/easystacks/software.eessi.io/2023.06/eessi-2023.06-eb-5.1.1-2023a.yml
index 1439894f04..66822250d1 100644
--- a/easystacks/software.eessi.io/2023.06/eessi-2023.06-eb-5.1.1-2023a.yml
+++ b/easystacks/software.eessi.io/2023.06/eessi-2023.06-eb-5.1.1-2023a.yml
@@ -9,3 +9,4 @@ easyconfigs:
       options:
         # See https://github.com/easybuilders/easybuild-easyconfigs/pull/22932
         from-commit: 3211d34eb16ff31b8de3dfef55ecaaf1ec205c6f
+  - MrBayes-3.2.7-gompi-2023a.eb